|
|
 |
| Western Digital Caviar SE16 |
|
Specifications
Here is the long list of specifications
provided by Western Digital.
| Performance
Specifications |
 |
Rotational Speed |
7,200 RPM
(nominal) |
| |
Buffer Size |
16 MB |
| |
Average Latency |
4.20 ms
(nominal) |
| |
| Seek Times |
| |
Read Seek Time |
8.9 ms |
| |
Write Seek Time |
10.9 ms
(average) |
| |
Track-To-Track Seek Time |
2.0 ms (average) |
| |
Full Stroke Seek |
21.0 ms
(average) |
| |
| Transfer
Rates |
| |
Buffer To Host (Serial ATA) |
150 MB/s (Max) |
| |
Buffer To Disk |
748 Mbits/s
(Max) |
| |
Buffer To Disk |
65 MB/s
(Sustained) |
| Recommended
Configuration Parameters |
| |
Number of Heads (Physical) |
8 |
| |
| Physical
Specifications |
| |
Formatted Capacity |
400,074 MB |
| |
Capacity |
400 GB |
| |
Interface |
SATA 150 MB/s |
| |
Actuator Type |
Rotary Voice
Coil |
| |
Number of Platters |
4 |
| |
Bytes Per Sector |
512 |
| |
User Sectors Per Drive |
625,142,448 |
| |
Servo Type |
Embedded |
| Physical
Dimensions |
| English |
| |
Height |
1.028 Inches
(Max) |
| |
Length |
5.787 Inches
(Max) |
| |
Width |
4.00 Inches
(+/- 0.010 inch) |
| |
Weight |
1.32 Pounds
(+/- .10 lb) |
| |
| Metric |
| |
Height |
26.1 mm (Max) |
| |
Length |
147 mm (Max) |
| |
Width |
101.6 mm |
| |
Weight |
0.6 kg (+/-
.082 kg) |
| Environmental
Specifications |
| Shock |
| |
Operating Shock (Read) |
65G, 2 ms |
| |
Non-operating Shock |
250G, 2 ms |
| |
| Acoustics |
| |
Idle Mode |
28 dBA (average) |
| |
Seek Mode 0 |
33 dBA (average) |
| |
Seek Mode 3 |
29 dBA (average) |
| |
| Temperature
(English) |
| |
Operating |
41° F to 131° F |
| |
Non-operating |
-40° F to 149° F |
| |
| Temperature
(Metric) |
| |
Operating |
5° C to 55° C |
| |
Non-operating |
-40° C to 65° C |
| |
| Humidity |
| |
Operating |
5-95% RH
non-condensing |
| |
Non-operating |
5-95% RH
non-condensing |
| |
| Altitude
(English) |
| |
Operating |
-1,000 feet to
10,000 feet |
| |
Non-operating |
-1,000 feet to
40,000 feet |
| |
| Altitude
(Metric) |
| |
Operating |
-305M to 3,050M |
| |
Non-operating |
-305M to 12,200M |
| |
| Vibration |
| |
Operating |
| |
Linear |
20-300 Hz,
0.75G (0 to peak) |
| |
Random |
10-300 Hz,
0.004 g² / Hz |
| |
| |
Non-operating |
| |
Low Frequency |
5-20 Hz, 0.195
inches (double amplitude) |
| |
High Frequency |
20-500 Hz, 4.0G
(0 to peak) |
| Electrical
Specifications |
Current Requirements |
| . |
| Read/Write |
| Idle |
| Standby |
| Sleep |
|
| 12 VDC |
| 450 mA |
| 430 mA |
| 20 mA |
| 20 mA |
|
| 5 VDC |
| 800 mA |
| 730 mA |
| 270 mA |
| 250 mA |
|
| Power
Dissipation |
| 9.50
Watts |
| 8.75
Watts |
| 1.60
Watts |
| 1.50
Watts |
|
|
|
|
|
